260253344020 has 12 divisors (see below), whose sum is σ = 546532022484. Its totient is φ = 104101337600.

The previous prime is 260253344003. The next prime is 260253344041. The reversal of 260253344020 is 20443352062.

It can be written as a sum of positive squares in 2 ways, for example, as 122631635344 + 137621708676 = 350188^2 + 370974^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6506333581 + ... + 6506333620.

It is an arithmetic number, because the mean of its divisors is an integer number (45544335207).

Almost surely, 2^260253344020 is an apocalyptic number.

260253344020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

260253344020 is an abundant number, since it is smaller than the sum of its proper divisors (286278678464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

260253344020 is a wasteful number, since it uses less digits than its factorization.

260253344020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13012667210 (or 13012667208 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 260253344020 its reverse (20443352062), we get a palindrome (280696696082).

The spelling of 260253344020 in words is "two hundred sixty billion, two hundred fifty-three million, three hundred forty-four thousand, twenty".